Front

Observe the gif below. Which type of transport moves water molecules across the cell membrane without using energy? Active Transport, Passive Transport

Back

Passive Transport

Front

There are trillions of cells in the human body. Why are some body cells different?

Back

Specialized cells perform specialized functions in a multicellular organism.

Front

Which is the correct order for hierarchy of organization in the body? (smallest to largest) Options: Cell, tissue, organ, organ system, organism, Atom, tissue, organ, organ system, organism, Organism, Cell, tissue, organ, organ system, Cell, tissue, organ system, organism

Back

Cell, tissue, organ, organ system, organism

Front

Which two organ systems work together to break down food into sugars and transport them to body cells for energy? Options: Digestive and muscular, Muscular and lymphatic, Digestive and circulatory, Nervous and skeletal

Back

Digestive and circulatory

Front

Olympic sprinters undergo increased heart and breathing rates while competing. Which of the following best describes the interactions among systems of a sprinter? Options: Respiratory system is working to obtain more oxygen, while the circulatory system works to transport the oxygen to the muscles., The endocrine system transports ATP to the nervous system, The digestive system takes in more glucose, while the excretory system removes waste., Excretory system removes waste from the digestive system to reduce weight so the sprinter can run faster.

Back

Respiratory system is working to obtain more oxygen, while the circulatory system works to transport the oxygen to the muscles.

Front

Observe the gif below. Which method of transporting molecules across the cell membrane requires energy? Options: osmosis, simple diffusion, active transport, passive transport

Back

active transport

Front

According to the feedback loop, what does your body do when blood glucose (sugar) increases above the set point? Options: Releases Insulin, Takes in Insulin, Releases Glucagon, Takes in Glycogen

Back

Releases Insulin

Front

A basketball player helps maintain stable body temperature during the game by perspiring. The sweat helps cool the player's body by evaporating. What is this an example of?

Back

Homeostasis

Front

When you get cut, your skin cells release hormones that signal platelets to come and stop the bleeding. Platelets then release more hormones that signal even more platelets to help stop bleeding. The hormone signals continue until the cut is closed. This is an example of a

Back

Positive Feedback Response

Front

Your body temperature rises as you walk around outside in Porterville on a hot afternoon. The sensors in your skin detect the rise in your surface temperature so you start to sweat. This is an example of a

Back

Negative Feedback Response