What is a major function of the endocrine system?
A.)The endocrine system releases hormones into the bloodstream to reach receptors on target cells.
B.)The endocrine system secretes products into ducts that lead to body surfaces or cavities.
C.)The endocrine system produces immediate, short-lasting effects.
D.)The endocrine system communicates directly with target cells through the use of neurotransmitters.
A.)The endocrine system releases hormones into the bloodstream to reach receptors on target cells.
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What is the function of IgG antibodies?
A) They play a role in the activation of B cells. B) They attack pathogens before they enter the body tissues. C) They are responsible for defense against many viruses, bacteria, and bacterial toxins. D) They accelerate inflammation upon exposure to antigens. E) They are responsible for cross reactions between incompatible blood types.
Describe the transport of glucose from the intestinal lumen into the intestinal cells and mention how Na+-K+ pumps make this process possible
What will be an ideal response?
From each primary spermatocyte, __________ sperm cell(s) is (are) produced; from each primary oocyte, __________ secondary oocyte(s) is (are) produced.
A) 1, 2 B) 1, 4 C) 2, 2 D) 4, 1 E) 4, 2
The latissimus dorsi ________
A) extends, adducts, and medially rotates the shoulder B) depresses and protracts the shoulder C) extends, flexes, abducts, and medially and laterally rotates the shoulder D) protracts the shoulder and rotates the scapula