Endocrine System
What is homeostasis?
The process of keeping the body stable
Describe where the ventricles of the heart are located
What is the main purpose of the digestive system?
To absorb nutrients from food and sustain the body's energy
Give two functions of the urinary system
Balance pH
Manage water levels
Remove waste
Balance salts
How many sperm are able to fertilize an egg?
1
What is the main purpose of the endocrine system?
Produce and release hormones to regulate body functions
What is the purpose of alveoli?
The site of gas exchange
Where is bile produced and what is its purpose?
Produced by liver, stored in gallbladder, used to break down fats in small intestine
What are kidney stones caused by?
What is the purpose of the vas deferens?
Carries sperm out of the testicles
What is the purpose of the pituitary gland?
Master gland that produces the main hormones to regulate growth, metabolism and reproduction
How does oxygen enter the blood stream?
Goes in through the alveoli capillaries
Where does most nutrient absorption occur?
The small intestine
What hormone is responsible for helping you sleep through the night without needing to pee?
Antidiuretic hormone
What does LH (luteinizing hormone) trigger?
Where is insulin produced?
Pancreas
Describe the difference between veins and arteries
Veins carry deoxygenated blood while arteries carry oxygenated blood
Name the 3 parts of the large intestine
Duodenum, jejunum, ileum
Where does blood filtration occur in the urinary system?
Glomerulus
Give one contraceptive that prevents STIs, and one that does not.
Only pregnancy - IUD, pill, ring, implant
What structure acts as the "control center" for the endocrine system?
Hypothalamus
Describe what systolic and diastolic blood pressure are
Systolic is the pressure when the heart pushes blood out, diastolic is the pressure when the heart relaxes
Name two digestive enzymes and what they do
Lipase - breaks down fats
Protease - breaks down protein
Amylase - breaks down carbs
Pepsin & Trypsin - breaks down protein
Bile - breaks down fats
What is the difference in function between the descending limb and the ascending limb of the loop of Henle?
Ascending - reabsorbs salts
Describe what is happening during the follicular phase
A follicle is growing in the ovary, the uterine lining is increasing