Lecture Exam 3 Review

What controls the anterior pituitary gland?

• The peripheral nervous system
• Chemical changes in cerebrospinal fluid
• Action of hypothalamic hormones
• Action potentials from the thalamus

Which gland secretes the hormone melatonin?

• Hypothalamus
• Pineal
• Adrenal
• Pituitary

Where are releasing and inhibiting hormones made?

• Posterior pituitary
• Thyroid gland
• Hypothalamus
• Anterior pituitary

Which of the following is NOT a function of a hormone?

• Regulates glandular secretions
• Produces electrolytes
• Regulates metabolism
• Regulates chemical composition and volume of the

Which of the following anterior pituitary hormones stimulates cortisol production?

• Adrenocorticotropic hormone
• Melanocyte stimulating hormone
• Luteinizing hormone
• Prolactin

What percet of a "normal" sample of human blood is red blood cells?

• 0.15
• 0.35
• 0.45
• 0.6

Which formed element of blood lacks a nucleus and has a biconcave shape?

• Platelet
• Erythroyte
• Macrophage
• Leukocyte

What are the most active phagocytic cells among leukocytes?

• Lymphocytes and neutrophils
• Monocytes and lymphocytes
• Neutrophils and monocytes
• Basophils and eosinophils

A hematocrit measures

• percentage of RBC in packed blood.
• percentage of WBC in packed blood.
• percentage of platelets in packed blood.
• both percentage of RBC in packed blood and percentage of WBC in packed blood.

Which of the following can function to reduce blood loss?

• erythrocyte
• platelet
• lymphocyte
• basophil