Physiology week 7-
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| show | It is only maintained if intake equals output
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| show |
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| show | ALDOSTERONE MECHANISM
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| show | DEHYDRATION
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| What does dehydration cause? | show 🗑
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| What kind of receptors are located in the walls of certain arteries ? What do they detect? what do they stimulate? | show 🗑
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| show | Special cells in the kidney respond by releasing an enzyme in lthe blood . Leading to a chain reaction, eventually stimulating the manufacture and release of the HORMONE ALDOSTERONE fromt the ADRENAL CORTEX.
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| What does the increase in the HORMONE ALDOSTERONE | show 🗑
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| show | The movement of sodium from the blood and into the extracellular fluid.
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| show | an increase of the total sodium content of the body.
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| Where salt goes what follows? | show 🗑
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| Water (H20) re-absorption increases as what is re-absorbed? | show 🗑
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| What is the result of water and sodium re-absorption? | show 🗑
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| What kind of hormone producing cells are in the pancreas? | show 🗑
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| show | There are 5 types of pancreatic islets cells called
ALPHA
BETA
DELTA
PANCREATIC POLYPEPTIDE (PP)
EPSILON
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| What kind of cells are pancreatic islets surrounded by? | show 🗑
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| What is produced by beta cells? | show 🗑
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| show | it enters blood and is carried to almost all the cells in the body
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| What is the purpose of insulin? | show 🗑
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| What happens when insulin binds to receptor sites on the plasma membrane of cells? | show 🗑
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| WHat do cells use glucose for? | show 🗑
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| ATP is what molecule to the body? | show 🗑
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| What happens when there is more glucose in the body than what it needs for immediate energy? | show 🗑
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| What do liver and muscle cells store glucose as? | show 🗑
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| show | It can be turned into fat that is stored in adipose tissue
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| What does the thyroid gland do? | show 🗑
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| What is the combination of TH? | show 🗑
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| What do the hormones T3 and T4 help regulate? | show 🗑
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| show | Metabolic rate is the efficiency in which the body uses nutrients for energy.
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| Where is the seretion of T3 an T4 regulated? | show 🗑
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| show | The secretion of T3 and T4 is regulated by negative feed back loop
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| show | A cold environment and low glucose blood level
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| Which kind of stimuli can be external and internal, causing enery demand from the body? | show 🗑
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| show | The HYPOTHALUMUS releases TRYOTROPIN (TRH)
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| show | ADENO HYPOTHESIS or ANTERIOR PITUITARY GLAND through blood capillaries int the hypophyseal portal system and stimulates it to secrete Thyroid stimulating hormone (THS) into the bloodstream
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| Where does the hormone TSH travel to and what does it stimulate ? | show 🗑
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| show | T3 and T4
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| show | Increased energy, relieving the need for more energy and completes the negative feed back loop.
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| What does the hypothlamus do when blood levels T3 and T4 are high? What does it cause? | show 🗑
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| Non steroid hormones can diffuse through a cell membrane? Why? True/False | show 🗑
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| Where can hormone receptor sites be found on a target cell? | show 🗑
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| show | UNIQUE KEY INTO A LOCK?
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| What is a first messenger? | show 🗑
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| What happens when the first messenger is attached at its specific receptor site? | show 🗑
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| show | The hormone receptor interaction changes energy rich ATP molecules inside the cell into cyclic AMP (adenosine monophosphate)
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| Hormone interaction changes ATP molecules inside a cell to which second messenger? | show 🗑
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| show | cylclic AMP serves as the SECOND MESSENGER delivering information inside the cell
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| show | cyclic adenomonophosphate (cAMP) activates enzymes and regulates the cell's activity
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| What does cyclic adenomonophospate cause the cell to do? | show 🗑
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| show | The NERVOUS and ENDOCRINE SYSTEMs maintain the internal environent of the body.
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| The NERVOUS and ENDOCRINE SYSTEMS work __________ with one another? | show 🗑
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| The NERVOUS and ENDOCRINE SYSTEMS are often referred to as? | show 🗑
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| How does the neuroendocrine system communicate? | show 🗑
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| show | Rapid but short lived NERVE IMPULSES
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| show | rapid nerve impulses release NEUROTRANSMITTERS at synapses
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| What does the endocrine system use to communicate? | show 🗑
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| Where do hormones circulate and what do they affect? | show 🗑
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| What is widely distributed through the body which hormones | show 🗑
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| show | Fat soluble
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| show | TRUE
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| What happens when a steroid hormone passes through the target cell's membrane and its ? | show 🗑
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| What does a hormone receptor complex act on and cause? | show 🗑
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| show | It produces specific effects in the target cell
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| show | The hormone receptor complex induces DNA to make RNA which leaves the nucleus and carries information to the ribosome for making a protein in the cytoplasm.
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| show | TRUE
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| Which Hormones are water soluble? | show 🗑
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| Binding of a hormone to target cell causes? | show 🗑
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| Lipid soluble hormones can ______ thorugh a cells bilayer. | show 🗑
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| show | Inside the cytoplasm or nucleus of the target cell
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| show | Steroid hormones like
Testosterone
Estrogen
Progesterone
Aldosterone
Cortisol
Thyroid hormone
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| Which thyroid hormone is NOT LIPID SOLUBLE? | show 🗑
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| show | Primary and secondary endocrine organs
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| show | To produce and secrete hormones
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| What are the primary endocrine organs? | show 🗑
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| show | to produce HORMONES
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| show | HEART
KIDNEYS
DIGESTIVE ORGANS
LIVER AND SKIN
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| show | TRUE
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| show | Down regulation is the decrease of hormone receptors in a target cell for a specific hormone.
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| show | When there is a high amount of hormone in the blood stream.
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| show | When there is too little of the hormone circulating in theblood a target cell will increase receptor sites for a specific hormone called up-regulation.
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| show | FALSE
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| What are hormone interactions? | show 🗑
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| What is the permissive effect of hormone interaction? | show 🗑
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| show | The synergistic effect takes place when two differnet hormones with similar effects work together to produce an amplified response in the target cell
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| What are examples of synergest effect hormones? | show 🗑
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| show | The antagonistic effect takes place when two hormones have opposite effects from one another
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| What are examples of antagonist hormones? | show 🗑
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| show | By bouncing production and degradation of hormones thorugh feedback loops.
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| show | both positive and negative feedback loops. Especially NEGATIVE
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| show | The most common example of a positive feed back loop is labor which is induced by the production of the hormone OXYTOCIN, triggering the uterus which causes the baby to move forward in the birth canal, as the receptors in the cervix are stretched they sig
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| Negative feedback loops cause the ________ of positive feedback loops? | show 🗑
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| What kind of feedback loop will blood levels of a hormone trigger? what happens when triggered? | show 🗑
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| show | Elevated blood levels of glucacortacoid will trigger the pituitary and hypothalamus to stop stimulating the adrenal gland to release more glucocorticoid hormones.
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| What hormones are released when blood levels drop? and from where? | show 🗑
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| show | B. Adenylyl cyclase will not be activiated
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| The brain interprets the meaning of the sounds we hear as music, speech, noise, etc. Which ear structures are responsible for the amplification and transfer of sound from the external ear to the inner ear? A. The ossicles B. Ear wax C. Tympanic membran | show 🗑
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| Specific wavelengths of sound cause specific regions of the basilar membrane to vibrate, much like the keys of a piano produce sound at different frequencies. Based on the animation, where do frequencies—from high to low pitches—cause activity in the hair | show 🗑
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| The first half of the pathway is the projection from the RGCs through the optic nerve to the lateral geniculate nucleus in the thalamus on either side. This first fiber in the pathway synapses on a thalamic cell that then projects to the visual cortex in | show 🗑
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| show | B. Right eye
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| show | C. Blinks
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| show | B. Adenylyl cyclase will not be activated.
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| the role of the hypothalamus and the pituitary gland. Which hormone is released by the pituitary to stimulate the thyroid gland? A. thyroxine B. triiodothyronine C. thyrotropin D. thyrotrope | show 🗑
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| the location and function of the adrenal glands. Which hormone produced by the adrenal glands is responsible for mobilization of energy stores? A. Aldosterone B. ACTH C. Cortisol D. Epinephrine | show 🗑
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| he function of the hormone melatonin. What should you avoid doing in the middle of your sleep cycle that would lower melatonin? A. turning on sound B. turning on the lights C. Get out of bed D. Opening your eyes | show 🗑
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| show | D. The cells dont respond to insulin like they shoud
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Created by:
amparo.martinez
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