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Studystack Set 1
Question | Answer |
---|---|
A membrane that exhibits a membrane potential is said to be: a. Bipolarized b. Multipolarized c. Unipolarized d. polarized | Polarized. |
According to the sliding filament theory, how does muscle contraction occur? | Myosin heads form cross bridges and pull thin filaments, causing them to slide. |
True or false, a neuromuscular junction consists of one neuron and all the skeletal muscle it stimulates | False. |
What is an Enzyme? | Enzymes are biological catalysts and functional proteins. |
What is Anaerobic Respiration? | A type of cellular respiration that does not require oxygen as its final electron acceptor. |
What are the four basic components of every feedback loop? | 1. Sensor mechanism 2. Integrating Center 3. Effector 4. Feedback |
The lipid referred to as tissue hormone is ________ | Prostaglandin |
Facilitated diffusion is not active transport because _______ | it does not use cellular energy. |
In which layer of skin does kertinization occur? a. Stratum basale b. Stratum corneum c. Stratus granulosum d. Stratum spinosum | Stratum granulosum |
Which is not a part of a hair? a. Shaft b. Root c. Lanugo d. Medulla | Lanugo |
Adipocytes found in yellow bone marrow stores and releases ___________ for energy | Fats and triglycerides |
Without red bone marrow, you would not have the ability to make ______ | Blood cells |
Replication of DNA occurs in which phase of interphase? a. S phase b. G1 phase c. G2 phase d. M phase | S phase |
A neurologist is using a voltmeter to measure potential. The neuron's membrane potential was +30mV. What kind of membrane potential is this? | Action |
The sodium pump actively pumps ___ potassium ions into the neuron and ___ sodium ions out of the neuron. | three, two |
Glycolysis occurs in what part of the cell? | The cytoplasm. |
Bones grow due to activity in the _____ | Epiphyseal Plates. |