Muscular/Skeletal
Digestive/Reproductive
Excretory/Integumentary
Nervous/Immune
Circulatory/Respiratory

100

Red blood cells are made in the ____________
Bone Marrow

100

After swallowing food, the food moves down the esophagus to the stomach due to a process of smooth muscle contractions known as __________
Peristalsis

100

Skin is a ____________ defense system
Non-specific

100

Cells in the immune system that remember viruses and bacteria so that you can defend against these invaders in the future are called ____________
Memory Cells

100

Generally, veins carry _____________ blood back to the heart and arteries carry __________ blood away from the heart and back to the body.
deoxygenated / oxygenated

200

____________ hold bones together in a joint. _________ hold muscles to bones.
Ligaments / Tendons

200

You get most of your nutrition from the food you eat after it moves into the _____________
Small Intestine

200

The outer layer of skin is called __________
Epidermis

200

AcH (acetylcholine) is a type of ____________
Neurotransmitter

200

Red blood cells transport __________ to the body and get their red color from ____________, an iron-containing protein.
oxygen / hemoglobin

300

Actin & Myosin are proteins that help the muscles ________
Contract

300

The mitochondria are found at the _________ of the sperm, and the nucleus is found at the _________ of the sperm.
Midpiece / Head

300

Name the chemical that determines skin color.
Melanin

300

The central nervous system includes the ________ and _________
Brain and Spinal Cord

300

The small air sacs at the end of the lungs are called ______
alveoli

400

(1)___________ muscles are voluntary. (2)___________ muscles are involuntary. (3)__________ muscle is only found in the heart and is involuntary.
(1) Skeletal (2) Smooth (3) Cardiac

400

The ____________ is an organ within the mother that provides respiration, nourishment, and excretion for a fetus.
Placenta

400

The ___________ acts as a filter and produces urine as a waste product.
Kidneys

400

The two sub-systems of the peripheral nervous system are ________ and ________
Somatic and Autonomic

400

The muscle that controls respiration in the lungs is called the _____________
Diaphragm

500

Bones are a network of living cells surrounded by a tough layer of connective tissue called __________
Periosteum

500

During ovulation the egg leaves the (1)________, enters the (2)____________, and finally to the (3)_________, where it implants to be ready for fertilization. If no fertilization occurs, the (4)__________ begins to be shed off in a process called (5)__________.
(1) Ovary (2) Fallopian Tube (3) Uterus (4) Corpus Luteum (5) Menstruation

500

If your kidneys fail (or any organ in your body for that matter) the balance in your body is thrown off. This balance is referred to as ____________.
Homeostasis

500

Antibiotics are effective against _________ infections and have no effect on __________ infections.
Bacterial / Viral

500

The vocal cords are found in the ___________
Larynx