Mara Bessinger - Honors Bio Body Systems Test Flashcards
Lateral
Toward the side
Medial
Toward the midline
Proximal
Near a point of reference
Distal
Away from a point of reference
Hormone
Chemicals that act as messengers
Difference between exocrine and endocrine systems
Exocrine: releases through ducts
Endocrine: releases through bloodstream
Function of endocrine system
To deliver messages in the body
Example of an exocrine gland
Sweat and tear glands
What organs does the circulatory system include?
Heart, blood vessels, and blood
Why are valves important to the heart?
They keep blood moving in one direction
What are the 3 types of blood vessels in the circulatory system?
Arteries, capillaries, and veins
What is peristalsis?
movement of muscles that line the gastrointestinal tract
What is the function of the excretory system?
To excrete wastes from the body
Define puberty
Process of reaching sexual maturity
What is the primary function of the male reproductive system?
To produce sperm
What is the primary sexual organ for a female?
Ovary
How many eggs are released in a woman’s lifetime
Approximately 400
What is the function of the nervous system?
To transmit signals between the brain and the rest of the body.
What are the cells that transmit impulses within the nervous system called?
Neurons / Nerve cells
What organs does the central nervous system consist of?
The brain and spinal chord
