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trimester exam 🌸
bones, muscles, skin, food and digestion, circulation, respiration
| Question | Answer |
|---|---|
| List the following in order from simplest to most complex: tissue, organism, system, cell, organ | cell, tissue, organ, system, organism |
| _______ is the process that causes the body's internal environment to stay the same regardless of the changes on the outside | Homostasis |
| The skeleton does all of the following except | produce vitamin D |
| T or F: Bones make blood cells | True |
| Which of the following bones are held together by immovable joints? | skull |
| The hollow spaces in bone contain a soft tissue called | bone marrow |
| The most dense part of bones is | compact bone |
| What part of the body uses a hinge joint? | elbow |
| What part of the body uses a ball-and-socket? | hip |
| What part of the body uses a pivot? | neck |
| What part of the body uses gliding? | ankle |
| The strong connective tissue that attaches muscle to bone is a _____, and the tissue that attaches bone to another bone is a ____ | tendon, ligament |
| Where are the skeletal muscles found? | attached to bones |
| Where are smooth muscles found? | lining the inside of many organs |
| Where are cardiac muscles found? | in the heart |
| Voluntary or Involuntary: Skeletal muscle | voluntary |
| Voluntary or Involuntary: Smooth muscle | involuntary |
| Voluntary or Involuntary: Cardiac muscle | involuntary |
| Which of the following muscles types are striated, skeletal, smooth, and cardiac? | skeletal, cardiac |
| T or F: Muscles cause movement by pulling and pushing against bones. | false |
| Which of the following are true about the skin? | the skin stops disease-causing microorganisms and harmful substances from entering the body, the skin keeps water from evaporating from the body, the skin gathers information about the environment |
| T or F: The epidermis if full of nerves and blood vessel | false |
| The outer layer of the skin is the _________. The inner layer of skin is the ________ | epidermis, dermis |
| The opening in the skin through which perspiration exits the body are called: | pores |
| T or F: People with a lot of melanin in their skin are more likely to get sunburned. | false |
| A simple carbohydrate that serves as a major source of energy for your body is | glucose |
| The nutrients that provide the highest amount of energy are | fats |
| A substance that speeds up chemical reactions in the body is called a(n): | enzyme |
| Amino acids are linked together chemically to form molecules of: | proteins |
| Which of the following is NOT a nutrient? | fiber |
| Waste materials are prepared for elimination from the body in the | rectum |
| Bile is produced by the | liver |
| Which of the following does not take place in the mouth? | nutrients are absorbed into the bloodstream |
| Waves of contractions the move food one way through the difestive system are called ________ | peristalsis |
| __________ is a waxy, fatlike substance that can contribute to heart disease | cholesterol |
| Most chemical digestion occurs in the _____________ | small intestine |
| Water is reabsorbed into the bloodstream in the ___________ | large intestine |
| The protective substance that lines the stomach is called ________ | mucus |
| T or F: Absorption is the process of breaking down food into smaller molecules | false |
| T or F: Saturated fats are usually solid at room temperature | true |
| T or F: Bile is stored in the pancreas | false |
| T or F: The epiglottis prevents food from entering the trachea | true |
| T or F: Small structures that line the small intestine through which absorption occurs are called villi | true |
| A vessel that carries blood away from the heart is called a | artery |
| A group of cells that receives messages about the body's oxygen needs and sends out signals to adjust the heart rate is called the | pacemaker |
| At the site of a wound, platelets set off reactions that eventually cause the production of a chemical called | fibrin |
| Plasma is mostly composed of | water |
| A disorder in which a person's blood pressure is consistently higher than normal is called | hypertension |
| Which of the following is not a characteristic of a vein? | walls are one cell thick |
| The largest artery in the body is called the | aorta |
| The network of vessels that return fluid to the bloodstream is called the | lymphatic system |
| Hemoglobin is a protein that binds easily to | oxygen |
| What structure pumps blood into arteries leading to the lungs? | right ventricle |
| The movement of a substance from an area where it is in higher concentration to an area where it is in lower concentration is called | diffusion |
| What are the components of blood? | plasma, platelets, white blood cells, red blood cells, |
| What type of blood can a person with type O blood receive? | O |
| _______ is a waxy, fatlike substance that can build up in arteries | cholesterol |
| The right and left ___________ are the two lower chamber of the heart | ventricle |
| The right and left __________ are the two upper chambers of the heart | atria |
| A sphygmomanometer is an instrument that measures __________ | blood pressure |
| A ___________ occurs when the blood flow is cut off to a portion of the heart muscle | heart attack |
| The tiny vessels where oxygen moves from the red blood cells into the body cells are called ___________ | capillaries |
| _________________ is a condition in which an artery wall thickens as a result of fatty materials | altherosclerosis |
| T or F: White blood cells defend the body against disease | true |
| T or F: Platelets are cell fragments that help form red blood cells | false |
| T or F: Valves in the heart help control the direction of blood flow | true |
| T or F: The force of the heart's contracting atria causes blood pressure | false |
| Your body uses glucose and oxygen to produce energy during the process of | respiration |
| A passageway for both air and food is the | pharynx |
| The major organs of the excretory system are the | kidneys |
| The waste chemical that comes from the breakdown of proteins in the liver is called | urea |
| Which of the following does the respiratory system move into the body? | oxygen |
| Tiny, hairlike structures that sweep mucus from the nose into the throat are called | cillia |
| Urine flows out the kidneys through narrow tubes called | ureters |
| Gas exchange occurs in the | alveoli |
| ________ is the process by which wastes are removed from the body | excreation |
| The kidneys help maintain homeostasis by regulating the amount of ___________ in the body | water |
| The ______________ are paired organs that produce sound when moving air causes them to vibrate | vocal cords |
| Kidneys filter the ___________ removing waste products | blood |
| T or F: Breathing and respiration mean the same thing | false |
| T or F: Urea and glucose stay in the capillaries, while blood cells and protein molecules move into the capsule of a nephron | false |
| The chemical product of an endocrine gland is called a | hormone |
| The link between the nervous and endocrine system is the | hypothalamus |
| The endocrine gland that regulates other endocrine glands is called the | pituitary gland |
| The ________ gland helps the immune system developing during childhood | thymus |
| The ________ glands are located near the kidneys and release adrenaline | adrenal |
| The __________ gland controls the release of energy from food molecules | thyroid |
Created by:
maddiefranciscan
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