What happens to the heart when muscles work harder


Asked by admin @ in Biology viewed by 289 People


What happens to the heart when muscles work harder

Answered by admin @



The heart is not easily able to contract and expand

Similar Questions

Which muscle is called the pacemaker of the heart why

Asked by admin @ in Biology viewed by 249 persons

Which muscle is called the pacemaker of the heart? Why?

Which statement accurately states what happens when a muscle contracts

Asked by maham237 @ in Biology viewed by 291 persons

A) Calcium combines with ATP to produce sarcomeres B) Myosin head attach to and pull on a series of actin-binding sites C) Actin produces myosin and ATP D) Calcium produces …

The heart is a muscle true or false

Asked by maham237 @ in Health viewed by 273 persons

The heart is a muscle? True False

How do bones and muscles work together to allow movement

Asked by admin @ in Social Studies viewed by 294 persons

PLEASE HELP ME OUT WITH THIS QUESTION PLEASE AND THANK YOU (science) Why do skeletal muscles work in pairs?One tightens and the othe relaxes to make the bones move. Multiple …

What causes the burning sensation in muscles when working out

Asked by admin @ in Biology viewed by 284 persons

When Lactate Builds Up In A Runner's Muscles, It Causes A Burning Sensation. What Causes This To Occur?

How many muscles work together to move a bone

Asked by admin @ in Biology viewed by 366 persons

How many muscles work together to move a bone ?

How do muscles work in pairs to move the body

Asked by admin @ in Science viewed by 411 persons

How do muscles work in pairs to move the body?

What kind of exercise helps your heart work more efficiently

Asked by admin @ in Health viewed by 277 persons

________ exercise helps your heart work more efficiently A flexibility B strength C anaerobic D aerobic

A pair of muscles that work together to control movement

Asked by admin @ in Biology viewed by 302 persons

A pair of muscles that work together to control movement (12 letter word)

When working muscle cells are deprived of oxygen they produce

Asked by maham237 @ in Biology viewed by 278 persons

a. alcohol. b. lactic acid. c. citric acid. d. acetone.

What would happen if organ systems failed to work together

Asked by maham237 @ in Health viewed by 318 persons

Overcoming fixed mindset: a step-by-step guide to cultivating a growth mindset

Asked by wiki @ in Health viewed by 1287 persons

Which of the following would best complete this list?

Asked by wiki @ in Social Studies viewed by 746 persons

What had the king decided to do before he saw the spider

Asked by vanshika149 @ in English viewed by 1144 persons

Describe the karez in your own words

Asked by rajesh064 @ in English viewed by 1313 persons

Most viewed questions in Biology


Dinesh super simplified science biology class 10 pdf free download

Asked by admin @ in Biology viewed by 4983 persons


Write a few lines of dialogue based on this narrative

Asked by maham237 @ in Biology viewed by 4112 persons


When should you refuse to accept food in a shipment

Asked by maham237 @ in Biology viewed by 3567 persons



Observe and describe the floral parts of brassica flower

Asked by admin @ in Biology viewed by 2692 persons


A food worker is putting chemicals into clean spray bottles

Asked by maham237 @ in Biology viewed by 2454 persons


Glowing butterfly wings

Asked by maham237 @ in Biology viewed by 2322 persons



Studying one trait at a time ensures that multiple are not changing simultaneously.

Asked by maham237 @ in Biology viewed by 1978 persons


Which precautions you have taken in porating of microscope

Asked by admin @ in Biology viewed by 1820 persons



Birds on an island lab answers

Asked by maham237 @ in Biology viewed by 1732 persons


(-3,0);slope =2/3

Asked by timothy2 @ in Biology viewed by 1653 persons


A major disturbance that caused the ecosystem to stabilize at a new equilibrium.

Asked by maham237 @ in Biology viewed by 1566 persons



What morphology is represented in the picture?

Asked by wiki @ in Biology viewed by 1479 persons


Imagine you do dna fingerprinting in a forensics lab apex

Asked by maham237 @ in Biology viewed by 1449 persons


In both poems the connotation of the underlined language implies

Asked by admin @ in Biology viewed by 1313 persons