Muscular & Skeletal System
What are the 3 types of muscles?
Smooth, Skeletal, & Cardiac
What is the organ in the urinary system that filters toxins from the blood?
Kidneys
What are the two organs/parts of the Central Nervous System (CNS)?
Brain and spinal cord
Give an example of a PHENOTYPE.
Hair color, eye color, ear shape, etc.
What is a tissue?
A group of similar cells that work together to perform a specific function
What is it called when an animal has a hard exterior shell instead of an internal skeleton called?
Exoskeleton
What is an example of mechanical digestion in the STOMACH?
Muscle contractions that churn the food (peristalsis)
What are the tiny blood vessels called that are in the small intestines, alveoli, etc. and help get nutrients and gases into the blood stream?
When Mendel crossed a true-breeding purple flower with a true-breeding white flower, what type of flower did he get?
What is a ligament?
The tissue that connects bone to other bones
Why do muscle cells have more mitochondria?
Because mitochondria is the powerhouse of the cell and the muscles need a lot of energy to work/move
How does the circulatory system interact with the urinary system?
The circulatory has blood which carries some toxins. The kidneys help filter the toxins from our blood and makes liquid waste.
Why does our heart pump faster when we exercise?
because our cells need more energy & oxygen so our heart pumps blood around our body faster. Blood carries oxygen and nutrients to those cells more quickly.
Homozygous dominant.
What is dialysis?
The treatment when you have an external machine that helps to clean out the toxins from your blood because your kidneys are not working
Why is the skeletal system important to the circulatory system?
Skeletal system makes blood cells in the bone marrow.
What are the 4 different types of nutrients?
1) Fats
2) Proteins
3) Carbohydrates
4) Vitamins
How does the respiratory system and the circulatory system work together?
The respiratory system helps with gas exchange & getting oxygen and removing CO2. The circulatory system helps to cycle those gases around the body to cells or outside the body.
What does a square on a pedigree chart mean?
males
What is heredity?
The passing of traits from parents to offspring
Name 3 different functions of the skeletal system.
1) Protects the softer internal organs
2) Provides support
3) Makes blood cells
4) Helps you move
Explain how the digestive system gives our bodies nutrients.
2) We break down the food in our mouth & stomach.
3) Our small intestine absorbs the nutrients and takes it into the bloodstream to be transported around the body.
Why did Stephen Hawking have trouble walking/moving in the clip we saw in class?
He had a disease that affected his motor neurons (ALS)
In your head, if Parent 1 has Bb for brown fur and parent 2 has bb for grey fur, what percentage does the offspring have grey fur?
50% grey fur, 50% brown fur.
What is the organelle that has ribosomes on the surface that also transports proteins, substances, and other substances? *Need full name*
Rough Endoplasmic Reticulum