Reading Quiz – Chapter 1 – Flashcards

The study of which of the following helps us to understand normal human physiology? A) Anatomy B) Pathophysiology C) Comparative physiology D) All of the choices are correct

Which phase of a clinical drug trial tests a small target population to check effectiveness and possible side effects?

Which phase of a clinical drug trial tests for other possible uses of the drug?

Which phase of a clinical drug trial tests a drug on healthy human volunteers for toxicity and body metabolism?

Which phase of a clinical drug trial tests a large target population with different sexes and ethnic groups to check effectiveness and possible side effects?

Which of the following is NOT an example of homeostasis? A) Maintaining body temperature by sweating B) Maintaining blood pH by hyperventilating C) Maintaining blood glucose levels by releasing insulin D) Maintaining body temperature by putting on a hoodie

In a negative feedback loop, the sensor, the integrating center, and the effector are always found in different areas of the body. True or False?

Simply turning an effector off and on is the best mechanism for the control of homeostasis. True or False?

Which of the following is TRUE of positive feedback? A) The change is amplified. B) The effector turns off the response. C) Positive feedback mechanisms are independent of negative feedback loops. D) The change has the opposite action of negative feedback.

Which of the following hormones is released by the anterior pituitary as a part of a positive feedback loop between it and the ovary? A) Progesterone B) Luteinizing hormone C) Gonadotropin-releasing hormone D) Estrogen

Which of the following hormones is released by the corpus luteum after ovulation and is part of a negative feedback loop with the hypothalamus and the anterior pituitary? A) Progesterone B) Luteinizing hormone C) Gonadotropin-releasing hormone D) Follicle-stimulating hormone E) Gonadotropin

A positive feedback loop causes a self-amplifying cycle in which a physiological change leads to even greater change in the same direction. True or False?

A negative feedback loop is a process in which the body senses a change and activates mechanisms to reverse that change. True or False?

Before ovulation, small amounts of estrogen are released by _____. A) the ovaries B) the corpus luteum C) the anterior pituitary D) the hypothalamus E) the anterior pituitary and the hypothalamus

Low levels of estrogen stimulate the release of GnRH from ____. A) the ovaries B) the corpus luteum C) the anterior pituitary D) the hypothalamus E) the anterior pituitary and the hypothalamus

After ovulation, progesterone is produced by _____. A) the corpus luteum B) the anterior pituitary C) the hypothalamus D) the anterior pituitary and the hypothalamus

Progesterone has a negative feedback effect on GnRH and LH. True or False?

Estrogen has a positive feedback effect on GnRH and LH during part of the ovarian cycle. True or False?

Glial cells are associated with what primary tissue?

Tendons are associated with what primary tissue?

Cardiac is associated with what primary tissue?

Simple squamous is associated with what primary tissue?

Which of the following is not or does not contain a type of connective tissue? A) Blood B) Bone C) Glands D) Fat E) Dermis

What is a function of smooth muscle?

What is a function of transitional epithelium?

What is a function of cartilage?

What is a function of a neuron?

What is a function of keratinized stratified squamous epithelium?

Which of the following is a function of epithelial tissue? A) Forms membranes that protect organs from friction B) Forms glands that secrete substances C) Moves materials over surfaces by ciliary action D) All of the above

What type of tissue is found in the dermis of the skin? A) Connective tissue B) Nervous tissue C) Muscle tissue D) All four primary tissue types are found in the dermis of the skin

What type of tissue makes up the epidermis of the skin? A) Keratinized stratified squamous epithelium B) Loose connective tissue C) Simple columnar epithelium D) Dense regular connective tissue E) Pseudostratified ciliated columnar epithelium

Where is the intracellular compartment found? A) In the blood B) Around tissues C) Inside cells D) Inside organs