Summer Bio B Unit 1

Cells

Multiple Choice

Which organelle digests waste?

• Smooth Endoplasmic Reticulum

• Golgi Apparatus

• Nucleus

• Lysosome

The Parts of a Cell

Multiple Choice

Which system includes lymph nodes and spleen?

• nervous

• skeletal

• muscular

• immune

Tissues,
Organs,
and
Systems

Multiple Choice

Your body shivers to keep your temperature regulated. This process is a mechanism of

• Genetic Modification

• Photosynthesis

• Homeostasis

• Digestion

Multiple Choice

Blood clotting is positive reinforcement because once the clotting process starts

• The brain sends a message to reinforce the process

• The brain sends a signal to stop the clotting

• The stomach sends a message that you are hungry

• The Pancreas sends a message to continue the process

Multiple Choice

What happens when you eat too much sugar and your blood sugar levels rise?

• Glucagon is released to lower blood sugar levels

• Glucagon is released to raise blood sugar levels

• Insulin is released to lower blood sugar levels

• Glucagon is released to riase blood sugar levels

Multiple Select

When your blood pressure rises, which of the following happen?

• Heart rate slows

• Blood vessels constrict

• Blood vessels widen

• Heart rate increases

Human
Homeostasis

Sensor

Multiple Choice

Your joints are part of which system?

• integumnetary

• musculoskeletal

• nervous

• digestive

Multiple Choice

The myofibril are organelles in muscle cells. What is the function of myofibril?

• digests food

• determines type of movement

• connect muscle to bone

• where muscle contraction occurs

Skeletal and Muscle Systems

Bone
Structure

Multiple Choice

Arteries carry blood _____heart and Veins carry blood ______ heart

• away from; to the

• to the; away from

• away from; away from

• to the; to the

Multiple Select

Which way does electric current flow in the heart? 2 answers are correct

• Bottom to top

• Top to bottom

• Atrium to Ventricle

• Ventricle to Atrium

Respiratory

and

Circulatory

Systems

Respiratory and Circulatory Systems

Digestive and Excretory Systems

Digestive and Excretory Systems