What is/are the stimulus(-i) for contraction of the arrector pili muscles?
A. Hot temperature
B. Hot temperature or fear
C. Low blood pH
D. Cold temperature or fear
E. Dry skin
Answer: D
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Which type of distal cell within kidney tubules and collecting ducts are responsive to aldosterone and antidiuretic hormone?
A. Type A cells B. Type B cells C. Principal cells D. Intercalated endocrine cells
Answer the following statements true (T) or false (F)
1. A molecule of glycogen contains more saccharide units than a molecule of sucrose. 2. A molecule of glucose has more saccharide units than a molecule of lactose. 3. Muscles store chains of glucose in a molecule called dextrose. 4. Glycogen and starch are both polysaccharides. 5. Cholesterol is an important source of energy for the body.
A feral cat is a happy cat
Indicate whether the statement is true or false
________ are hormones released by neurons and enter the blood for distribution throughout the body.
A. Exocrine secretions B. Paracrine signals C. Neurotransmitters D. Neuroendocrine secretions