Match the Items Labelled A

question 28

Multiple Choice

Match the items labelled a. through u. with the descriptions labelled 32. through 57. (Options may be used more than once or not at all, but there is only one correct response for each.)
-fills with glycogen and becomes richly vascularized under the influence of progesterone

• A)erection
• B)acrosome
• C)Leydig cells
• D)seminal vesicles
• E)oviduct
• F)uterus
• G)inner cell mass
• H)seminiferous tubules
• I)midpiece of sperm
• J)head of sperm
• K)vagina
• L)prostate gland
• M)trophoblast
• N)corpus luteum
• O)epididymis
• P)ovarian follicle
• Q)ejaculation
• R)tail of sperm
• S)Sertoli cells
• T)endometrium
• U)placenta

---

Definitions:

Observations

The act of noticing and recording something, often used as a method in scientific research to gather data.

Theory

A system of ideas intended to explain something, based on general principles independent of the thing to be explained.

Operational Definition

A statement of the procedures or ways in which a research concept, variable, or phenomenon is measured or experienced.

Theoretical Definition

A statement that gives the meaning of a term in the context of a theory or framework, specifying the underlying concepts.