1st function of the skin
protects the body
2nd function of the skin
produces vitamin d
3rd function of the skin
controls body heat
4th function of the skin
reacts to stimuli - aka sensation/touch
the bones serve as _______ ___ softer/underlying tissue
bones are a _____ ___ muscle attachments
bone _______ major and vital organs
bones ____________ red blood cells and white blood cells
bones are the _________ __ calcium and phosphorus
1st: oxygen enters the lungs when you inhale. 2nd: oxygen is sent to alveoli in the lungs.
6th: co2 passes from the blood to the alveoli in the lung.
7th: carbon dioxide leaves the lungs when you exhale
5th: co2 passes from the cell to the bloodstream.
4th: Oxygen breaks down glucose to produce atp carbon dioxide is released.
3rd: oxygen passes from blood to the cells.
a communication system; its messages are hormones. they are produced by glands and travel in the bloodstream to tissue or organs. there they alter or change the target tissue.
structures of the male reproductive system
the scrotoum, testes, epididymis, seminal vesicles, prostrate gland, bulbourethral gland, urethra and penis.
structures of the female reproductive system
ovaries, oviduct, uterus, and vagina.
ovaries and testes
two organs that are analogous in reproductive system? they both produce gametes
the system which is made up of lungs and air passageways
the system that provides support for the body
the system that maintains homeostasis by getting rid of liquid wastes (urea), salts, and water
systen which prepares food for cellular utilization
system that secrets hormones needed to control the metabolism of body tissues
system that moves nutrients throughout the body that feed cells and provide energy for the body. also takes fluids from capillaries and the lymphatic system absorbs that fluid.