100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
BIO 253 Exam 1 Questions And Answers With Verified Solutions $9.99   Add to cart

Exam (elaborations)

BIO 253 Exam 1 Questions And Answers With Verified Solutions

 0 view  0 purchase
  • Course
  • BIO 253
  • Institution
  • BIO 253

BIO 253 Exam 1 Questions And Answers With Verified Solutions In primary and secondary active transport, at least one substance will move against its - Answer️️ -concentration gradient The location of the binding sites on the Na-K pump dictates the _ of solute movement - Answer️️ -direc...

[Show more]

Preview 2 out of 13  pages

  • September 18, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIO 253
  • BIO 253
avatar-seller
EmillyCharlotte
TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISHED: SEPTEMBER 2024

BIO 253 Exam 1 Questions And Answers
With Verified Solutions

In primary and secondary active transport, at least one substance will move against its -

Answer✔️✔️-concentration gradient


The location of the binding sites on the Na-K pump dictates the _ of solute movement -

Answer✔️✔️-direction

By which two modes of transport does glucose cross the cell membrane? - Answer✔️✔️-

SAT and facilitated diffusion

Which transport processes can be saturated? - Answer✔️✔️-anything with a protein

Where is the Na/K ATPase found in the intestines? - Answer✔️✔️-Basolateral membrane

If a cell were to become depleted of its ATP, which type of membrane transport would

be most directly and immediately affected? - Answer✔️✔️-PAT

As solute concentration of a solution increases, water concentration ___ and osmotic

pressure ___ - Answer✔️✔️-decreases, increases

Extracellular fluid becomes hypotonic and brain cells swell - Answer✔️✔️-water toxicity

Multi-unit smooth muscle _ gap junctions and has _ innervation by the autonomic

nervous system - Answer✔️✔️-lacks, dense

In which muscle types does myosin have ATPase activity? - Answer✔️✔️-smooth,

cardiac, skeletal

, TITLE: EMILLYCHARLOTTE 2024/2025 ACADEMIC PERIOD
OWNER: EMILLYCHARLOTTE
COPYRIGHT STATEMENT: ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISHED: SEPTEMBER 2024

Which muscle fiber type experiences slow-wave potentials - Answer✔️✔️-smooth

Single-unit smooth muscle _ gap junctions and has _ innervation by the autonomic

nervous system - Answer✔️✔️-has, light

Contraction in smooth muscle is terminated when - Answer✔️✔️-a phosphatase

dephosphorylates myosin

A molecule common to skeletal AND smooth muscle crossbridge cycling - Answer✔️✔️-

actin

An overlap of cardiac action potential prevents - Answer✔️✔️-summation

Why do we want to prevent summation? - Answer✔️✔️-so the heart can fill with blood

Three ways in which cardiac muscle is similar to smooth muscle - Answer✔️✔️-gap

junctions, pacemaker cells, innervated by autonomic neurons

Contraction in smooth muscle is initiated when - Answer✔️✔️-calcium binds to calmodulin

In smooth muscle, actin and myosin generate force through the - Answer✔️✔️-

crossbridge cycle

In smooth muscle, thick and thin filaments are arranged _ - Answer✔️✔️-obliquely

Smooth muscles have _ sarcoplasmic reticulum than skeletal muscles - Answer✔️✔️-less

The second messenger DAG is - Answer✔️✔️-membrane bound

Ligands that bind to target cell receptors but don't initiate response - Answer✔️✔️-

antagonists

Fastest acting membrane-bound receptors - Answer✔️✔️-channel-linked

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller EmillyCharlotte. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $9.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

79751 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$9.99
  • (0)
  Add to cart