BIO 151 Exam #4

Question 1

Estrogen and Progesterone

Answer 1

Ovaries
Target Tissue/organ: Uterus, Mammary Gland
Principal Effect: regulates menstrual cycle and pregnancy, prepares mammary glands for lactation

Question 2

Testosterone

Answer 2

Testes
Target Organ/Tissue: Many Tissues
Principal Effect: stimulates fetal and adolescent reproductive development
Musculoskeletal growth, sperm production, libido

Question 3

Human Chorionic Gonadotropin

Answer 3

Secreted by placenta
Presence in the urine is the basis of pregnancy
Stimulates growth of corpus luteum

Question 4

Human Chorionic Somatomammotropin

Answer 4

Secreted by placenta

Causes mammary development