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Homeostasis. Test Review. Part A: True and False. Contractions that increase in strength during pregnancy are an example of a negative feedback mechanism . A. True B. False. Contractions that increase in strength during pregnancy are an example of a negative feedback mechanism . A. True
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Homeostasis Test Review
Contractions that increase in strength during pregnancy are an example of a negative feedback mechanism. A. True B. False
Contractions that increase in strength during pregnancy are an example of a negative feedback mechanism. A. True B. False – positive feedback
Some animals sun themselves or retreat to shade as a way of regulating their body temperature. A. True B. False
Some animals sun themselves or retreat to shade as a way of regulating their body temperature. A. True B. False
A cross section of the kidney shows an outer layer called the medulla, an inner layer called the cortex, and a hollow chamber called the renal pelvis. A. True B. False
A cross section of the kidney shows an outer layer called the medulla, an inner layer called the cortex, and a hollow chamber called the renal pelvis. A. True B. False - outer layer: cortex - inner layer: medulla
Plasma proteins, erythrocytes, and platelets are transferred to the Bowman's capsule. A. True B. False
Plasma proteins, erythrocytes, and platelets are transferred to the Bowman's capsule. A. True B. False
When a person sweats and does not drink water, the pituitary gland releases ADH. A. True B. False
When a person sweats and does not drink water, the pituitary gland releases ADH. A. True B. False
Information from your brain is moved to your leg muscles by motor neurons. A. True B. False
Information from your brain is moved to your leg muscles by motor neurons. A. True B. False
Myelin sheath is very important for the transferring of information along the medulla. A. True B. False
Myelin sheath is very important for the transferring of information along the medulla. A. True B. False - axon
Electrochemical messages are carried by the movement of ions through the nerve membrane. A. True B. False
Electrochemical messages are carried by the movement of ions through the nerve membrane. A. True B. False
When the nerve cell is excited, it becomes more permeable to potassium ions than sodium ions. A. True B. False
When the nerve cell is excited, it becomes more permeable to potassium ions than sodium ions. A. True B. False - sodium
If a foreign bacteria enters the skin, the first leukocyte it will meet will be a macrophage. A. True B. False
If a foreign bacteria enters the skin, the first leukocyte it will meet will be a macrophage. A. True B. False
An antibody that attacks the HIV virus will also attack other viruses. A. True B. False
An antibody that attacks the HIV virus will also attack other viruses. A. True B. False
The term used to describe the ability • of a living organism to adjust to • changing environmental conditions • by regulating their internal • processes is • a. regulation • b. homeostasis • Inhibition • feedback • metabolism
The term used to describe the ability • of a living organism to adjust to • changing environmental conditions • by regulating their internal • processes is • a. regulation • b. homeostasis • Inhibition • feedback • metabolism
Which of the following analogies would best fit the action of the kidney? a. selecting those items not useful and excreting them b. removing all the items and returning 10% of them c. removing all the items and returning none of them d. removing all the items and returning what is still useful
Which of the following analogies would best fit the action of the kidney? a. selecting those items not useful and excreting them b. removing all the items and returning 10% of them c. removing all the items and returning none of them d. removing all the items and returning what is still useful
Which one of the following is a part of • the circulatory system? • distal tubules • collecting duct • Bowman's capsule • glomerulus
Which one of the following is a part of • the circulatory system? • distal tubules • collecting duct • Bowman's capsule • glomerulus
Choose the item below controlled by ADH: • the level of glucose in the blood • the amount of water re-absorbed in the nephron • the development of the lining of the uterus • the release of an ovum from the ovary • the uptake of calcium by the bones
Choose the item below controlled by ADH: • the level of glucose in the blood • the amount of water re-absorbed in the nephron • the development of the lining of the uterus • the release of an ovum from the ovary • the uptake of calcium by the bones
Antidiuretic hormone is secreted by • the • Thyroid • pituitary gland • adrenal glands • hypothalamus
Antidiuretic hormone is secreted by • the • Thyroid • pituitary gland • adrenal glands • hypothalamus
The coordination of motor activities • in mammals is carried out by which • of the following? • Pons • Medulla • Cerebellum • Hypothalamus • cerebrum
The coordination of motor activities • in mammals is carried out by which • of the following? • Pons • Medulla • Cerebellum • Hypothalamus • cerebrum
Focusing the eye is achieved by • changing the shape of the lens. This is • called • Zooming • Habituation • Refraction • Accommodation • conditioning
Focusing the eye is achieved by • changing the shape of the lens. This is • called • Zooming • Habituation • Refraction • Accommodation • conditioning
The autonomic division of the nervous • system • is involved in conscious thought • is involved in learning • controls unconscious life-sustaining activities • controls voluntary muscles • all of the above
The autonomic division of the nervous • system • is involved in conscious thought • is involved in learning • controls unconscious life-sustaining activities • controls voluntary muscles • all of the above
A patient with symptoms of tremors, • an irregular walk, and halting speech • might have experienced trauma to • which of the following? • a. cerebrum d. thalamus • pons e. hypothalamus • cerebellum
A patient with symptoms of tremors, • an irregular walk, and halting speech • might have experienced trauma to • which of the following? • a. cerebrum d. thalamus • pons e. hypothalamus • cerebellum
Respiration is controlled by which of • the following? • pons, hypothalamus • pons, medulla oblongata • cerebrum, hypothalamus • hypothalamus, pituitary gland
Respiration is controlled by which of • the following? • pons, hypothalamus • pons, medulla oblongata • cerebrum, hypothalamus • hypothalamus, pituitary gland
The act of blushing when • embarrassed is controlled by which • of the following? • the autonomic nervous system • pores in the skin • the cerebrum • the cerebellum • the peripheral nervous system
The act of blushing when • embarrassed is controlled by which • of the following? • the autonomic nervous system • pores in the skin • the cerebrum • the cerebellum • the peripheral nervous system
Parasympathetic stimulation would • result in which of the following? • decreased blood flow in skin • increased heart rate • pupil dilation • increased activity of digestive tract
Parasympathetic stimulation would • result in which of the following? • decreased blood flow in skin • increased heart rate • pupil dilation • increased activity of digestive tract
Vision difficulties are associated • with which lobe of the brain? • Frontal • Parietal • Temporal • occipital