Question: Which makes up 55% of a centrifuged blood sample?

Answer Choices:
A. leukocyte
B. erythrocyte
C. plasma
D. thrombocyte

Answer: C. plasma

Question: How does the brain communicate with the pituitary gland?

Answer Choices:
Via the somatosensory
Via the visual system
Via the nervous system
Via the hypophyseal portal system

Answer: Via the hypophyseal portal system

Question: Which term is from “sociobiology”?

Answer Choices:
A. thrombocyte
B. plasma
C. erythrocyte
D. leukocyte

Answer: C. erythrocyte

Question: Which of the following contains plasma liquid minus blood volume?

Answer Choices:
A. erythrocyte
B. thrombocyte
C. leukocyte
D. plasma

Answer: D. plasma

Question: The hormonal stimuli that triggers to blood cell formation is:

Answer Choices:
A. erythropoietin
B. histiocyte
C. thrombopoietin
D. none

Answer: A. erythropoietin

Question: The hormonal stimuli that triggers to blood cell formation is:

Answer Choices:
A. erythropoietin
B. histiocyte
C. thrombopoietin
D. none

Answer: A. erythropoietin

Question: Which form of hemoglobin is due to lack of oxygen?

Answer Choices:
A. oxyhemoglobin
B. carboxyhemoglobin
C. deoxyhemoglobin
D. none

Answer: C. deoxyhemoglobin

Question: Which of the following is NOT a formed element?

Answer Choices:
A. thrombocyte
B. erythrocyte
C. all of these are
D. leukocyte

Answer: C. all of these are

Question: Which of the following does NOT correctly describe the endocrine system?

Answer Choices:
It is a system with glands that are ductless.
It is a system whose effects last longer than the nervous system.
It is a system with negative feedback systems.
It is a system with quick responses when stimulated even if relaxing is stimulated.

Answer: It is a system with quick responses when stimulated even if relaxing is stimulated.

Question: Living at high altitudes could increase what of the following?

Answer Choices:
A. erythrocytes
B. none of these
C. histiocytes
D. thrombocytes

Answer: A. erythrocytes

Question: Which of the following is the correct sequence of a hormone action mechanism?

Answer Choices:
Hormone enters cell > directly chemical messages > cell membrane receptor > enzyme
Hormone is removed > second messenger > cell membrane receptor > cell activity
Hormone enters cell > second messenger > cell activity > messenger of nucleus
Hormone enters cell > nuclear receptor > cell activity > cell membrane receptor

Answer: Hormone enters cell > nuclear receptor > cell activity > cell membrane receptor

Question: Living at a high altitude could increase what of the following?

Answer Choices:
A. erythrocytes
B. none of these
C. histiocytes
D. thrombocytes

Answer: A. erythrocytes

Question: Blood proteins play an important role in:

Answer Choices:
A. maintenance of blood volume
B. blood clotting
C. immune defense
D. all of these

Answer: D. all of these

Question: Which of the following is the general function of the endocrine system?

Answer Choices:
sexual development
controls
joint lubrication
muscle contraction

Answer: controls

Question: Which is the non-living matrix?

Answer Choices:
A. leukocyte
B. erythrocyte
C. plasma
D. thrombocyte

Answer: C. plasma

Question: Which can layer on top of a centrifuged sample?

Answer Choices:
A. erythrocyte
B. plasma
C. leukocyte
D. thrombocyte

Answer: B. plasma

Question: Which of the following is NOT a formed element?

Answer Choices:
A. thrombocyte
B. erythrocyte
C. all of these are
D. leukocyte

Answer: C. all of these are

Question: What is the name of the protein-containing fluid that leaves the capillaries and enters tissues?

Answer Choices:
A. plasma
B. serum
C. perfusion
D. lymph

Answer: D. lymph

Question: Negative feedback mechanisms controlling GH-RH and GH release with growing children to grow through growth spurts.

Answer Choices:
True
False

Answer: True

Question: Chemical messengers released into the blood by the endocrine glands are called _____.

Answer Choices:
antigens
exons
neurons
hormones

Answer: hormones

Question: Which cell type carries oxygen to body cells?

Answer Choices:
A. erythrocyte
B. leukocyte
C. histiocyte
D. chondrocyte

Answer: A. erythrocyte

Question: The ADH/vasopressin opposite stimulates the release of prolactin.

Answer Choices:
True
False

Answer: False

Question: Which form of hemoglobin is due to lack of oxygen?

Answer Choices:
A. oxyhemoglobin
B. carboxyhemoglobin
C. deoxyhemoglobin
D. none

Answer: C. deoxyhemoglobin

Question: Which of the following correctly describes hormones generally?

Answer Choices:
Endocrine glands release hormones continuously.
Because of these same sex ranges, some hormones are needed to produce a change.
All of these statements are correct.
Hormones have effects on cells produced individually.

Answer: Hormones have effects on cells produced individually.

Question: The viscosity of blood is _____ the viscosity of water.

Answer Choices:
A. less than
B. about the same
C. more than

Answer: C. more than