Question: What percentage of plasma is water?

Answer Choices:
A. 50%
B. 25%
C. 60%
D. 90%

Answer: D. 90%

Question: Antimicrobial proteins that prevent a virus from reproducing are called ______.

Answer Choices:
interferon
complement proteins
erythrocyte
penicillin

Answer: interferon

Question: Which of the following is the normal pH of blood?

Answer Choices:
A. 6.5
B. 8.5
C. 7.35 – 7.45
D. 4.6 – 6

Answer: C. 7.35 – 7.45

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

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

Answer: B. plasma

Question: The trait below from “secondary effect”:

Answer Choices:
A. the growth of the uterus and vagina
B. the effects of menstrual period
C. the pain threshold for pain detection
D. vasodilation with less fat

Answer: C. the pain threshold for pain detection

Question: Which of the following is a systemic disease of the kidneys, heart, lungs, and skin?

Answer Choices:
diabetes mellitus
lupus erythematosus
Cystic fibrosis
respiratory syncytial virus

Answer: lupus erythematosus

Question: The highly coiled tubes where sperm are made are called ______.

Answer Choices:
vasa deferentia
epididymis tubules
arteries
urethra

Answer: epididymis tubules

Question: What is a synapse?

Answer Choices:
A. a joint at any type of the torso
B. a flexible location in the myriads of Osiris
C. an endocrine within the torso
D. a junction between a neuron

Answer: D. a junction between a neuron

Question: Which of the following behaviors most resist recoil?

Answer Choices:
a. arteries
b. all of these
c. capillaries
d. veins
e. none of these

Answer: e. none of these

For the fifth image:

Question: Which portion of hemoglobin is the iron molecule without heme in the center?

Answer Choices:
A. globin
B. heme
C. neither
D. hemoconium

Answer: A. globin

Question: Which cell type carries oxygen to body cells?

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

Answer: A. erythrocyte

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 disorder involves an excess of red blood cells, which causes blood to be more viscous and sluggish?

Answer Choices:
A. anaplasia
B. diapedesis
C. leukostasis
D. polycythemia vera

Answer: D. polycythemia vera